diff --git a/collect/cache/cache.go b/collect/cache/cache.go
index 7b6c9c3797..f788d060d7 100644
--- a/collect/cache/cache.go
+++ b/collect/cache/cache.go
@@ -56,10 +56,6 @@ var collectCacheMetrics = []metrics.Metadata{
 	{Name: "collect_cache_buffer_overrun", Type: metrics.Counter, Unit: metrics.Dimensionless, Description: "The number of times the trace overwritten in the circular buffer has not yet been sent"},
 	{Name: "collect_cache_capacity", Type: metrics.Gauge, Unit: metrics.Dimensionless, Description: "The number of traces that can be stored in the cache"},
 	{Name: "collect_cache_entries", Type: metrics.Histogram, Unit: metrics.Dimensionless, Description: "The number of traces currently stored in the cache"},
-	{Name: "trace_cache_set_dur_ms", Type: metrics.Histogram, Unit: metrics.Dimensionless, Description: "duration to set a trace in the cache"},
-	{Name: "trace_cache_take_expired_traces_dur_ms", Type: metrics.Histogram, Unit: metrics.Dimensionless, Description: "duration to take expired traces from the cache"},
-	{Name: "trace_cache_remove_traces_dur_ms", Type: metrics.Histogram, Unit: metrics.Dimensionless, Description: "duration to remove traces from the cache"},
-	{Name: "trace_cache_get_all_dur_ms", Type: metrics.Histogram, Unit: metrics.Dimensionless, Description: "duration to get all traces from the cache"},
 }
 
 func NewInMemCache(
@@ -95,9 +91,7 @@ func (d *DefaultInMemCache) Set(trace *types.Trace) {
 	if trace == nil {
 		return
 	}
-	start := time.Now()
 
-	defer d.Metrics.Histogram("trace_cache_set_dur_ms", float64(time.Since(start).Microseconds())/1000.0)
 	// update the cache and priority queue
 	d.cache[trace.TraceID] = trace
 	d.pq.Set(trace.TraceID, trace.SendBy)
@@ -111,9 +105,6 @@ func (d *DefaultInMemCache) Get(traceID string) *types.Trace {
 // GetAll is not thread safe and should only be used when that's ok
 // Returns all non-nil trace entries.
 func (d *DefaultInMemCache) GetAll() []*types.Trace {
-	start := time.Now()
-
-	defer d.Metrics.Histogram("trace_cache_get_all_dur_ms", float64(time.Since(start).Microseconds())/1000.0)
 	return maps.Values(d.cache)
 }
 
@@ -127,9 +118,6 @@ func (d *DefaultInMemCache) GetCacheCapacity() int {
 func (d *DefaultInMemCache) TakeExpiredTraces(now time.Time, max int, filter func(*types.Trace) bool) []*types.Trace {
 	d.Metrics.Histogram("collect_cache_entries", float64(len(d.cache)))
 
-	start := time.Now()
-	defer d.Metrics.Histogram("trace_cache_take_expired_traces_dur_ms", float64(time.Since(start).Microseconds())/1000.0)
-
 	var expired, skipped []*types.Trace
 	for !d.pq.IsEmpty() && (max <= 0 || len(expired) < max) {
 		// pop the the next trace from the queue
@@ -173,8 +161,6 @@ func (d *DefaultInMemCache) TakeExpiredTraces(now time.Time, max int, filter fun
 // the insertion list. This is used in the case of a cache overrun.
 func (d *DefaultInMemCache) RemoveTraces(toDelete generics.Set[string]) {
 	d.Metrics.Histogram("collect_cache_entries", float64(len(d.cache)))
-	start := time.Now()
-	defer d.Metrics.Histogram("trace_cache_remove_traces_dur_ms", float64(time.Since(start).Microseconds())/1000.0)
 
 	for _, traceID := range toDelete.Members() {
 		delete(d.cache, traceID)